docs: def add_hs_service(self, info, address):
          """Add a new device to discovered list."""
          if self.protocol and self.protocol != PROTOCOL_DMAP:
              return
  
          name = info.properties[b'Name'].decode('utf-8')
          hsgid = info.properties[b'hG'].decode('utf-8')
          self._handle_service(
              address, name, conf.DmapService(hsgid, port=info.port))